Bulb



FIG. 1 is a perspective view of a bulb showing our new design;

FIG. 2 is a side view thereof;

FIG. 3 is a top view thereof; and,

FIG. 4 is a bottom view thereof.

The broken lines illustrate structure or features which form no part of the claimed design.

The drawings include surface shading which represents only contour.

The claimed design is preferably translucent. 

CLAIM The ornamental design for a bulb, as shown and described. 